[Event "Opperwezen ZH Endurance"] [Site "https://lichess.org/RJzVOjO3"] [Date "2018.05.19"] [White "yusman"] [Black "improvingplayer"] [Result "0-1"] [UTCDate "2018.05.19"] [UTCTime "23:49:59"] [WhiteElo "1484"] [BlackElo "1500"] [WhiteRatingDiff "-12"] [BlackRatingDiff "+167"] [Variant "Crazyhouse"] [TimeControl "180+2"] [ECO "D85"] [Opening "Grünfeld Defense: Exchange Variation, Modern Exchange Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 2. c4? { (0.82 → -0.47) Mistake. Nf3 was best. } (2. Nf3 d5 3. Bg5 Nc6 4. Nbd2 h6 5. Bh4 g6 6. e3 Bg7) 2... g6?? { (-0.47 → 2.14) Blunder. d5 was best. } (2... d5 3. cxd5 e6 4. Bg5 Be7 5. dxe6 Bxe6 6. e3 O-O 7. Nd2) 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7?! { (2.70 → 4.19) Inaccuracy. P@d5 was best. } (6... P@d5 7. Bd3 dxe4 8. Bxe4 N@d6 9. Bc2 Bf5 10. Bxf5 gxf5 11. Ne2 Nd7 12. Nf4 B@b5 13. B@c2) 7. Nf3 c5? { (4.00 → 8.50) Mistake. P@h6 was best. } { D85 Grünfeld Defense: Exchange Variation, Modern Exchange Variation } (7... P@h6 8. Bd3) 8. Be2?? { (8.50 → 2.46) Blunder. P@h6 was best. } (8. P@h6 Bf6 9. e5 O-O 10. Bd3 Bh8 11. O-O Nc6 12. dxc5 N@e6 13. P@d4 P@f5 14. N@g5 Nxg5) 8... O-O?? { (2.46 → 7.67) Blunder. P@b2 was best. } (8... P@b2) 9. O-O? { (7.67 → 4.04) Mistake. P@h6 was best. } (9. P@h6 Bh8 10. O-O N@g4 11. Bc4 Na6 12. Ng5 Nxh6 13. Nxf7 Rxf7 14. Bxh6 P@d5 15. Bxd5 e6) 9... Nc6? { (4.04 → 7.31) Mistake. P@b2 was best. } (9... P@b2) 10. P@g3?? { (7.31 → -0.04) Blunder. P@h6 was best. } (10. P@h6 Bh8 11. Bc4 cxd4 12. cxd4 N@g4 13. P@g7 Bxg7 14. hxg7 Kxg7 15. N@g5 P@b5 16. Bxb5 P@h6) 10... Qa5?? { (-0.04 → 5.54) Blunder. P@h3 was best. } (10... P@h3) 11. Qb3?? { (5.54 → 1.92) Blunder. N@h6+ was best. } (11. N@h6+ Bxh6) 11... cxd4? { (1.92 → 3.76) Mistake. P@h3 was best. } (11... P@h3 12. gxh3) 12. cxd4?? { (3.76 → -0.85) Blunder. N@h6+ was best. } (12. N@h6+ Bxh6 13. Bxh6 P@g7 14. Bxg7 Kxg7 15. P@h6+ Kxh6 16. cxd4 B@c3 17. P@b2 Bxb2 18. Qxb2 P@c3) 12... Bxd4?? { (-0.85 → 13.46) Blunder. N@c3 was best. } (12... N@c3 13. Re1) 13. N@h6+ Kg7 14. P@e3?? { (12.31 → -4.67) Blunder. Nxf7 was best. } (14. Nxf7) 14... Bxa1 15. Bb2+?? { (-3.21 → -11.84) Blunder. Nxf7 was best. } (15. Nxf7) 15... Bxb2 16. Qxb2+ P@f6?! { (-11.27 → -6.97) Inaccuracy. P@c3 was best. } (16... P@c3) 17. B@f4?! { (-6.97 → -10.94) Inaccuracy. B@c3 was best. } (17. B@c3 P@b4 18. Bxf6+ exf6 19. P@g5 P@c3 20. gxf6+ Kxf6 21. Qb3 Kg7 22. Nxf7 Rxf7 23. P@h6+ Kg8) 17... e5? { (-10.94 → -5.32) Mistake. P@c3 was best. } (17... P@c3 18. Qb5) 18. Nxe5 fxe5 19. Bg5?! { (-5.86 → -10.58) Inaccuracy. P@f6+ was best. } (19. P@f6+ Kxf6 20. Ng4+ Bxg4 21. Bxg4 Kg7 22. Bxe5+ Kg8 23. B@c3 P@b4 24. P@g7 Rfe8 25. Bxb4 Nxb4) 19... f6 20. Nf5+ gxf5 21. P@h6+ Kg6 22. f4 fxg5 23. fxg5 B@c3 24. exf5+ Bxf5 25. Qb3?! { (-22.77 → Mate in 9) Checkmate is now unavoidable. Qc1 was best. } (25. Qc1 N@e4) 25... R@b2?? { (Mate in 9 → 2.80) Lost forced checkmate sequence. P@f2+ was best. } (25... P@f2+ 26. Rxf2 R@e1+ 27. Bf1 N@e2+ 28. Kh1 N@g4 29. Qe6+ Bxe6 30. P@f5+ Rxf5 31. P@h5+ Kxh5 32. Rxe2) 26. Qc4?? { (2.80 → -29.97) Blunder. Qxb2 was best. } (26. Qxb2 Qc7 27. Qxc3 B@e4 28. B@d6 P@d4 29. exd4 exd4 30. P@h5+ Kxg5 31. h4+ Kf6 32. P@e5+ Nxe5) 26... B@a6 27. Qh4 Bxe2 28. P@h5+ Bxh5 29. P@f2?! { (-45.41 → Mate in 9) Checkmate is now unavoidable. Kh1 was best. } (29. Kh1 N@f2+) 29... N@e2+ 30. Kh1 N@g4?! { (Mate in 12 → -44.31) Lost forced checkmate sequence. P@h3 was best. } (30... P@h3 31. Qxh5+ Kxh5 32. B@f3+ Kxg5 33. Bxc6 bxc6 34. N@f3+ Kxh6 35. Nh4 hxg2+ 36. Nxg2 Q@h3 37. P@g5+) 31. f3?! { (-44.31 → Mate in 2) Checkmate is now unavoidable. Qxh5+ was best. } (31. Qxh5+) 31... N@e4 32. fxg4 Bhxg4 33. N@d3 Rd2 34. Ne1 Qc5 35. h3 N2xg3+ 36. Qxg3 Nxg3+ 37. Kg1 Q@h1# { Black wins by checkmate. } 0-1